McKesson Quintet AC Owner's Manual page 48

Error Messages And Troubleshooting
About Temperature Error
1. In order to get accurate test result, perform testing between 10ºC - 40ºC
(50ºF - 104ºF).
When the temperature is below 10ºC (50ºF) or over 40ºC (104ºF), the meter
will not function and the "
glucose meter and test strips are exposed to temperatures that exceed
operating range, wait 30 minutes before measurement.
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" and " " symbol will show. If the blood
1